(19)
(11) EP 3 874 670 A1

(12)

(43) Date of publication:
08.09.2021 Bulletin 2021/36

(21) Application number: 20788128.5

(22) Date of filing: 08.04.2020
(51) International Patent Classification (IPC): 
H04L 5/00(2006.01)
H04W 72/12(2009.01)
(86) International application number:
PCT/KR2020/004751
(87) International publication number:
WO 2020/209601 (15.10.2020 Gazette 2020/42)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 09.04.2019 KR 20190041489
10.05.2019 KR 20190055241
14.05.2019 KR 20190056583

(71) Applicant: Samsung Electronics Co., Ltd.
Suwon-si, Gyeonggi-do 16677 (KR)

(72) Inventors:
  • NOH, Hoondong
    Suwon-si Gyeonggi-do 16677 (KR)
  • JUNG, Euichang
    Suwon-si Gyeonggi-do 16677 (KR)
  • PARK, Jinhyun
    Suwon-si Gyeonggi-do 16677 (KR)
  • YANG, Heecheol
    Suwon-si Gyeonggi-do 16677 (KR)

(74) Representative: Gulde & Partner 
Patent- und Rechtsanwaltskanzlei mbB Wallstraße 58/59
10179 Berlin
10179 Berlin (DE)

   


(54) METHOD AND APPARATUS FOR TRANSMISSION AND RECEPTION OF HARQ-ACK FEEDBACK IN WIRELESS COMMUNICATION SYSTEM